During alcoholic fermentation, __________ is converted into ethanol. Fill in the blank(s) with the appropriate word(s)


ANS: pyruvate PTS: 1 DIF: Moderate

Biology & Microbiology

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Oocytes are produced in which of the following structures?

A. ovaries B. fallopian tubes C. uterus D. cervix E. vagina

Biology & Microbiology

What process is described here?  A concentration gradient of H+ ions is created in the periplasmic space by actively transporting the ions across the membrane using the energy liberated when carrier molecules are oxidized.  When the H+ ions pass through ATPase, enough energy is generated to add phosphate groups onto ADP molecules.

A. Deamination B. The Calvin cycle C. Oxidative phosphorylation D. Fermentation E. Substrate-level phosphorylation

Biology & Microbiology

A polysome is

a. one of the units of a ribosome. b. the nuclear organelle that synthesizes RNA. c. an organelle that functions similarly to a ribosome during meiosis. d. the two units of a ribosome considered together. e. an mRNA molecule with several ribosomes attached.

Biology & Microbiology

Antibiotics can be effective only against a

A) bacterium. B) virus. C) prion. D) viroid.

Biology & Microbiology